package com.marshall.scstudy.service;

import cn.hutool.core.util.IdUtil;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixProperty;
import org.omg.CORBA.TIMEOUT;
import org.springframework.stereotype.Service;
import org.springframework.web.bind.annotation.PathVariable;

import java.util.concurrent.TimeUnit;

/**
 * Created by
 *
 * @author : Marshall
 * @datetime: 2021/11/4 14:30
 */
@Service
public class PaymentService {

    public String paymentinfook(Integer id){
        return "线程池： "+Thread.currentThread().getName()+" paymentinfook,id: "+id;
    }


    @HystrixCommand(fallbackMethod = "paymentinfooutHandler",commandProperties = {
            @HystrixProperty(name = "execution.isolation.thread.timeoutInMilliseconds",value = "3000")
    })
    public String paymentinfoout(Integer id){
        int time = 5;
        try {
            TimeUnit.SECONDS.sleep(time);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return "线程池： "+Thread.currentThread().getName()+" paymentinfoout,id: "+id +"  耗时"+ time +"秒";
    }

    public String paymentinfooutHandler(Integer id){
        return "paymentinfooutHandler /(ㄒoㄒ)/~~";
    }


    @HystrixCommand(fallbackMethod = "paymentCircuitBreakerHandler",commandProperties = {
            @HystrixProperty(name = "circuitBreaker.enabled",value = "true"), //是否开启断路器
            @HystrixProperty(name = "circuitBreaker.requestVolumeThreshold",value = "10"), //请求次数
            @HystrixProperty(name = "circuitBreaker.sleepWindowInMilliseconds",value = "10000"), //时间窗口期
            @HystrixProperty(name = "circuitBreaker.errorThresholdPercentage",value = "60") //失败率达到多少后跳闸
    })
    public String paymentCircuitBreaker(@PathVariable("id")Integer id){
        if (id<0){
            throw new RuntimeException("***id不能为负数");
        }
        String serialNumber = IdUtil.simpleUUID();
        return Thread.currentThread().getName()+"调用成功"+serialNumber;
    }

    public String paymentCircuitBreakerHandler(Integer id){
        return "paymentinfooutHandler /(ㄒoㄒ)/~~";
    }

}
